| 离群样点对土壤养分空间变异分析的影响研究 |
| |
| 引用本文： | 潘瑜春,刘巧芹,陆洲,周艳兵,李淑华.离群样点对土壤养分空间变异分析的影响研究[J].土壤学报,2010,47(4):767-771. |
| |
| 作者姓名： | 潘瑜春 刘巧芹 陆洲 周艳兵 李淑华 |
| |
| 作者单位： | 1. 国家农业信息化工程技术研究中心,北京,100097;农业部农业信息技术重点开放实验室,北京,100097
2. 石家庄经济学院,石家庄,050031 |
| |
| 基金项目： | 国家自然科学基金项目（40971237）和国家科技支撑项目（2008 BAJ08B03）资助 |
| |
| 摘 要： | <正>土壤采样是估测区域土壤特性统计参数和空间变异分析模型的重要方式1],由于实验或输入错误等原因可能导致样点数据中存在与大部分样点值有明显不同的离群样点。这将影响样点数据集的质量,常可以使参数估测分析结果与真实状态值
|
| 关 键 词： | 离群样点 参数估测 空间变异分析 |
Effects of outlier of soil samples on spatial variability analysis of soil nutrients |
| |
| Pan Yuchun,Liu Qiaoqin,Lu Zhou,Zhou Yanbing and Li Shuhua.Effects of outlier of soil samples on spatial variability analysis of soil nutrients[J].Acta Pedologica Sinica,2010,47(4):767-771. |
| |
| Authors: | Pan Yuchun Liu Qiaoqin Lu Zhou Zhou Yanbing and Li Shuhua |
| |
| Institution: | National Engineering Research Center for Information Technology in Agriculture; Key Laboratory for Information Technologies in Agriculture, the Ministry of Agriculture;Shijiazhuang University of Economics;National Engineering Research Center for Information Technology in Agriculture; Key Laboratory for Information Technologies in Agriculture, the Ministry of Agriculture;National Engineering Research Center for Information Technology in Agriculture; Key Laboratory for Information Technologies in Agriculture, the Ministry of Agriculture;National Engineering Research Center for Information Technology in Agriculture; Key Laboratory for Information Technologies in Agriculture, the Ministry of Agriculture |
| |
| Abstract: | |
| |
| Keywords: | |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
| 点击此处可从《土壤学报》浏览原始摘要信息 |
| 点击此处可从《土壤学报》下载免费的PDF全文 |
|
